Kanzen'na Doughnut

Kanzen'na Doughnut (完全なDoughnut, A Complete Doughnut) is a coupling song to AKB0048's 564th single, Himitsu no Challenge. The lyrics are written by Sweetangel823, and it is sung by theSuccessors.

Members
4 Members. Yokoyama Yui the 13.5th Center

Successors
Shinoda Mariko the 12th, Akimoto Sayaka the 15th , Yokoyama Yui the 13.5th , Maeda Atsuko the 19th

Trivia

 * Despite being a successor at the time of the single's release, Takahashi Minami the 7th does not participate on this song.